Calculator housing



FIG. 1 is a front perspective view of a calculator housing in showing my new design;

FIG. 2 is a left side view thereof, the right side view being identical;

FIG. 3 is a top view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front perspective view as in FIG. 1, but with the display panel in an upright condition.

The broken line showings in FIGS. 1 and 7 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a calculator housing, as shown and described. 